SN75478P

Buffers, Drivers, Receivers, Transceivers Overview

The SN75478P is a dual peripheral driver manufactured by Texas Instruments, housed in an 8-pin PDIP package. It operates with a supply voltage range of 4.5 V to 5.5 V and draws a maximum operating current of 54 mA. The device provides two non-inverting input lines driving two output lines, capable of delivering a low-level output current of 300 mA. It features a propagation delay of 350 ns and supports a power dissipation of 1 W. The component functions within a temperature range of 0°C to +70°C.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Provides dual peripheral driver functionality with non-inverting signal transmission
• Supports high-current sinking capability for direct peripheral interfacing
• Designed for standard bipolar logic operation within specified voltage limits

Buffers, Drivers, Receivers, Transceivers Applications

• Peripheral interface circuits requiring dual channel buffering
• Digital logic level translation for bipolar systems
• General-purpose line driving in industrial control modules

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify the specific manufacturer datasheet for the SN75478P to confirm pinout compatibility and electrical tolerances against your design requirements. Ensure that the PDIP-8 package dimensions align with your PCB footprint constraints. Cross-reference the absolute maximum ratings, particularly regarding power dissipation and thermal resistance, to validate proper heat management strategies for your intended operating environment.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component when a dual-channel, non-inverting peripheral driver is required for bipolar logic applications. The SN75478P is suitable for designs needing moderate output current capabilities without complex switching topologies. Consider the through-hole mounting style and standard DIP packaging if surface-mount alternatives are not feasible or if prototyping flexibility is prioritized over board space optimization.

Buffers, Drivers, Receivers, Transceivers Part Context

This part belongs to the SN75478 series of buffers and line drivers produced by Texas Instruments. It falls under the broader category of logic ICs designed for signal conditioning and peripheral interfacing. The device utilizes bipolar technology and is distinct from similar models like the SN75471P3, which may offer different delay characteristics or internal circuitry configurations despite sharing a similar package type.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

Public confirmed substitute part numbers: SN75471P3.